Layers based on chemical composition are the core, mantle and crust. According to mechanical properties, Earth's layers are the lithosphere, asthenosphere, lower mantle (also known as mesospheric ...

The interior of the Earth, like that of the other terrestrial planets, is chemically divided into layers. The Earth has an outer silicate solid crust, a highly viscous mantle, a liquid outer core ...

The Earth has a layered structure made up of crust, mantle, outer core and inner core. Find out more in this BBC Bitesize guide for students aged 11-14.

The beginnings of a strange layer of molten rock deep inside the Earth may have finally been figured out by geoscientists. This layer, known as the D" layer, is about 1,900 miles underneath the ...

Anisotropy measurements of Earth’s inner core based on these waves’ travel times revealed previously-unrecorded data about Earth’s interior structure.

Scientists believe that Earth’s core is a massive ball of iron.However, a new discovery suggests that the Earth’s core is surrounded by an unexpected ancient structure. A high-resolution map ...

It’s not hard to see why there are so many conspiracy theories about what lies beneath our feet. The surface of the Earth – the crust – on which we live makes up a mere one per cent of the ...

The fourth layer of Earth's atmosphere is the thermosphere. It begins just above the mesosphere and extends to approximately 372 miles (600 km) high, according to NASA.